Dozer Repair Cost
A fuel injector / injection system repair on a Komatsu D65PX-18 typically runs $2,350-$14,700 all in. Below is the labor and parts breakdown, what drives the cost up or down, and how to get an exact number for your machine.
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Komatsu D65PX-18 fuel injectors
$2,350-$14,700
estimated total, parts and labor
Labor hours
4-14 hrs
Shop rate
$125-$175/hr
Parts
$1,850-$12,250
* Static estimate from heavy-equipment norms, not a quote. Real cost depends on parts source, access, and collateral damage.Get an exact estimate →
Replacing injectors (often as a full set), and on common-rail systems possibly the high-pressure pump and rail. Modern diesels need injectors coded to the ECM after the swap. Contaminated fuel usually means filters and lines get cleaned too.
The range above moves with these factors. The biggest swing is usually parts source and whether the failure damaged anything downstream.
Describe the job on your Komatsu D65PX-18 and get a tailored labor, parts, and total range. Free and instant.
A fuel injectors repair at $2,350-$14,700 is usually worth it on a Komatsu D65PX-18, but it pays to know the machine's current value first.
See Komatsu D65PX-18 resale value →Hydraulic Pump Replacement
$6,700-$16,050
Final Drive / Travel Motor Replacement
$5,150-$16,400
Undercarriage Replacement
$9,550-$58,650
Engine Rebuild / Replacement
$16,250-$59,100
Hydraulic Cylinder Reseal / Replacement
$1,300-$8,500
A/C Compressor / System Repair
$1,100-$5,050
Alternator Replacement
$650-$2,550
Starter Motor Replacement
$750-$2,950